PRODUCT NAME: Levalbuterol Nitroso Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIO-504
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	NA
Mol. Formula	C13H20N2O4
Molecular Wt	268.3
Long Term Storage Condition	Keep container tightly closed in a dry and well-ventilated place	Handling instruction	Sample COA
Chemical Name	Levalbuterol Nitroso Impurity
Synonyms	(R)-N-(Tert-butyl)-N-(2-hydroxy-2-(4-hydroxy-3-(hydroxymethyl)phenyl)ethyl)nitrous amide

Test	Results
Appearance
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption